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Terms for subject Explosives and Explosive Ordnance Disposal containing 坚硬 | all forms | in specified order only
| Chinese | English |
| 半坚硬岩石干抗压强度为 30half80MPa,软化系数为0.6-0. 8的岩石 | half-hard |
| 含金属矿或采石场所特有的无空隙坚硬岩石 | non-porous hard rock typical of metalliferous mines or quarries |
| 坚硬 | hardness |
| 坚硬冻土土中未结冰水含量很少,土粒为冰牢固胶结，土的强度高、压缩性小，在荷载作用下,表现脆性破坏，与岩石很相似 | hard frozen soil |
| 坚硬地 | rigidly |
| 坚硬外皮 | crust |
| 坚硬岩层强度高、节理裂隙不发育、整体性强、自稳能力强的岩层 | hard strata |
| 坚硬岩石干抗压强度高于 80MPa,软化系数大于0.8的岩石 | hard rock |
| 坚硬顶板强度高、节理裂隙不发育、整体性强、自稳能力强的直接顶板 | strong roof |
| 坚硬顶板强度高、节理裂隙不发育、整体性强、自稳能力强的直接顶板 | hard roof |
| 如花岗岩之类的坚硬岩石爆破作业中的飞石预测理论已经发展起来、并有待于渐次完善 | The theory for predicting flyrock from blasting operations in hard rock, such as granite, has been developed and waits to be gradually perfected |
| 无空隙坚硬岩石 | non-porous hard rock |